Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1980-06-18
1982-11-09
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D23 37, D32 32, D2301
Patent
active
D02668645
REFERENCES:
patent: D60159 (1922-01-01), Norwood
patent: D147889 (1947-11-01), Carter
patent: D235771 (1975-07-01), Christophel
patent: D241557 (1976-09-01), Olde
patent: D242211 (1976-11-01), Parise
patent: D255359 (1980-06-01), Bartlett
patent: D257543 (1980-11-01), Johnson
patent: D257544 (1980-11-01), Johnson
patent: 1184365 (1916-05-01), Luhrs
patent: 4009728 (1977-03-01), Parise
patent: 4316600 (1982-02-01), Parise et al.
Parise Carl
Schulz Rainer R.
Largen James R.
Parise & Sons, Inc.
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